Issued Patents All Time
Showing 26–50 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9825317 | Fuel cell system and control method of the same | Tsuyoshi Maruo, Tomohiro Ogawa, Masashi Toida | 2017-11-21 |
| 9819035 | Fuel cell system | Tsuyoshi Maruo, Tomohiro Ogawa, Masashi Toida | 2017-11-14 |
| 9793561 | Fuel cell system and control method of fuel cell system | Tomohiro Ogawa | 2017-10-17 |
| 9509005 | Fuel cell system | Hiromi Tanaka, Osamu Yumita, Takayoshi Tezuka, Nobukazu Mizuno, Masashi Fuji | 2016-11-29 |
| 9490494 | Fuel cell system | Yuji Kakeno, Hideaki Mizuno, Kenji Umayahara, Masashi Toida | 2016-11-08 |
| 9425473 | Fuel cell system and method of operating fuel cell system | Keigo Suematsu, Tomotaka Ishikawa, Hiroyuki Katsuda | 2016-08-23 |
| 9343759 | Fuel cell system and starting method thereof | Tomio YAMANAKA | 2016-05-17 |
| 9260009 | Vehicle and method of mounting gas fuel tank | Hideaki Mizuno | 2016-02-16 |
| 9105889 | Method and apparatus for determining humidity states of individual cells in a fuel cell, method and apparatus for controlling humidity states of individual cells in a fuel cell, and a fuel cell system | Keigo Suematsu, Tomotaka Ishikawa, Hiroyuki Katsuda | 2015-08-11 |
| 8927168 | Fuel cell system control during low efficiency operation | — | 2015-01-06 |
| 8871401 | Fuel cell system | Hiromi Tanaka, Osamu Yumita, Takayoshi Tezuka, Nobukazu Mizuno, Masashi Fuji | 2014-10-28 |
| 8835066 | Circulation system for a fuel cell | — | 2014-09-16 |
| 8795915 | Fuel cell system | Hiroyuki Imanishi, Kota Manabe, Tomoya Ogawa | 2014-08-05 |
| 8765316 | Fuel cell system | Hiromi Tanaka, Osamu Yumita, Nobukazu Mizuno, Yuichi Sakajo | 2014-07-01 |
| 8691453 | Fuel cell system | Naoki Kanie, Tomoya Ogawa | 2014-04-08 |
| 8691461 | Fuel cell system | Hiromi Tanaka, Osamu Yumita | 2014-04-08 |
| 8597848 | Fuel cell system, estimation device of amount of anode gas to be generated and estimation method of amount of anode gas to be generated | Hiroyuki Imanishi, Kota Manabe, Tomoya Ogawa, Go Tejima, Hironori Noto | 2013-12-03 |
| 8580449 | Fuel cell system and power supply control method | — | 2013-11-12 |
| 8524406 | Fuel cell system and start-up control method therefor | Hiromi Tanaka, Osamu Yumita, Takayoshi Tezuka, Nobukazu Mizuno, Masashi Fuji | 2013-09-03 |
| 8383279 | Fuel cell system and method for calculating circulation ratio in the same | — | 2013-02-26 |
| 8361667 | Fuel cell system and its control method | Hiroyuki Imanishi, Kota Manabe, Tomoya Ogawa | 2013-01-29 |
| 8323844 | Fuel cell operation system and valve open amount calculation method in the fuel cell operation system | Naohisa Tsuchiya | 2012-12-04 |
| 8252469 | Fuel cell system and water discharge control method for the system | — | 2012-08-28 |
| 8158293 | Fuel cell system | Hiromi Tanaka, Osamu Yumita, Masashi Fuji, Nobukazu Mizuno | 2012-04-17 |
| 8071249 | Fuel cell system and mobile article | Yoshinobu Hasuka | 2011-12-06 |